NOVEL SUBSTITUTED [2-(1-PIPERAZINYL) ETHOXY] METHYL COMPOUNDS

THE PRESENT INVENTION RELATES TO NOVEL SUBSTITUTED [2-(1-PIPERAZINYL)-ETHOXY]METHYL COMPOUNDS OF FORMULA (FORMULA 1) IN WHICH @R1 REPRESENTS A-CONH2, -CN, -COOH, -COOM OR -COOR3 GROUP, M BEING AN ALKALI METAL AND R3 BEING AN ALKYL RADICAL HAVING FROM 1 TO 4 CARBON ATOMS; AND R2 REPRESENTS A HYDROGEN ATOM OR A GROUP -COR4 OR -R5, WHERE R4 IS CHOSEN FROM THE GROUPS -OR6 OR -R7, IN WHICH R5 REPRESENTS AN ALLYL OR ALKYLARYL RADICAL, R6 REPRESENTS A LINEAR OR BRANCHED ALKYL RADICAL HAVING FROM 1 TO 4 CARBON ATOMS, A HALOALKYL, ALKYLARYL, ALKYLNITROARYL OR ALKYLHALOARYL RADICAL, AND R7 REPRESENTS A HALOALKYL RADICAL @TO A PROCESS FOR THE PREPARATION OF THESE COMPOUNDS, AND TO THEIR USE FOR THE PREPARATION OF COMPOUNDS WHICH ARE THEMSELVES VALUABLE INTERMEDIATES FOR THE PREPARATION OF 2-[2-[4-[(4-CHLOROPHENYL)PHENYLMETHYL]-1-PIPERAZINYL]ETHOXY]- ACETIC ACID OR 2-[2-[4-[BIS(4-FLUOROPHENYL)METHYL]-1-PIPERAZINYL]ETHOXY]-@ACETIC ACID AND/OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF.